Senecio flaccidus var. douglasii (Dc.) B.L.Turner & T.M.Barkley

Douglas' ragwort (en)

Variety

Angiosperms > Asterales > Asteraceae > Senecio > Senecio flaccidus

Characteristics

Herbage usually ± tomentose (usually with persistent, uneven grayish tomentum), sometimes unevenly glabrescent. Calyculi: bractlets well developed (lengths 1 / 3 – 1 / 2 phyllaries). Involucres usually campanulate. Phyllaries (± 13) ± 21, 7–10(–12) mm.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4 - 1.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 7-9
Soil humidity -
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-11

Usage

Uses fiber medicinal
Edible -
Therapeutic use Laxative (leaf), Unspecified (leaf), Dermatological Aid (unspecified), Disinfectant (unspecified), Gynecological Aid (unspecified), Kidney Aid (unspecified), Other (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 10 - 21
Germination temperacture (C°) 18 - 23
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Senecio flaccidus var. douglasii world distribution map, present in Mexico and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:284886-2
WFO ID wfo-0000100292
COL ID 5RG7J
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Senecio douglasii Senecio douglasii subsp. douglasii Senecio flaccidus var. douglasii Senecio douglasii var. tularensis Senecio douglasii var. douglasii